| Code | Name | High | Low | Close | Volume | Change | |
| IAAC | International Assets Holding Corporation | 17.20 | 16.92 | 17.04 | 41,100 | 0.15 |  | 0.89 | 5 |
| IACI | IAC/InterActiveCorp | 24.08 | 23.69 | 23.92 | 2,259,200 | 0.05 |  | 0.21 | 7 |
| IART | Integra LifeSciences Holdings | 42.53 | 41.99 | 42.00 | 87,100 | 0.23 |  | 0.54 | 7 |
| IBAS | iBasis Inc. | 3.010 | 2.990 | 3.000 | 474,600 | 0.020 |  | 0.67 | 7 |
| IBB | ISHARE NQ BIOTCH INX | 90.76 | 90.03 | 90.61 | 857,000 | 0.81 |  | 0.90 | 8 |
| IBCA | Intervest Bancshares Corp. | 3.950 | 3.780 | 3.810 | 2,500 | 0.040 |  | 1.04 | 6 |
| IBCP | Independent Bank Corporation | 0.8100 | 0.7200 | 0.7300 | 130,100 | 0.0100 |  | 1.35 | 7 |
| IBCPO | Independent Bank Corporation | 15.49 | 14.82 | 15.00 | 16,400 | 0.00 |  | 0.00 | 6 |
| IBKC | IBERIABANK Corporation | 58.99 | 58.21 | 58.93 | 295,700 | 0.39 |  | 0.67 | 7 |
| IBKR | Interactive Brokers Group Inc. | 16.85 | 16.50 | 16.55 | 545,300 | 0.20 |  | 1.19 | 4 |
| IBNK | Integra Bank Corporation | 0.7400 | 0.6600 | 0.7400 | 105,100 | 0.0600 |  | 8.82 | 7 |
| IBOC | International Bancshares Corporation | 22.20 | 21.62 | 22.07 | 299,100 | 0.43 |  | 1.99 | 6 |
| ICAD | icad inc. | 1.410 | 1.380 | 1.390 | 26,000 | 0.010 |  | 0.72 | 5 |
| ICCC | ImmuCell Corporation | 3.580 | 3.580 | 3.580 | 100 | 0.420 |  | 10.50 | 6 |
| ICFI | ICF International Inc. | 24.99 | 24.32 | 24.55 | 260,500 | 0.24 |  | 0.97 | 5 |
| ICGE | Internet Capital Group Inc. | 7.540 | 7.330 | 7.380 | 173,100 | 0.160 |  | 2.12 | 6 |
| ICGN | Icagen Inc. | 0.5900 | 0.5100 | 0.5800 | 59,500 | 0.0400 |  | 7.41 | 7 |
| ICLK | INTERCLICK INC | 4.090 | 3.800 | 3.980 | 83,100 | 0.040 |  | 1.00 | 6 |
| ICLN | iShares S&P Global Clean Energy Index | 18.89 | 18.63 | 18.75 | 29,400 | 0.25 |  | 1.35 | 4 |
| ICLR | ICON plc | 24.06 | 23.51 | 23.94 | 423,500 | 0.11 |  | 0.46 | 6 |
| ICOC | ICO Inc. | 8.440 | 8.270 | 8.410 | 101,500 | 0.140 |  | 1.69 | 7 |
| ICOG | ICO Global Communications Holdings DE | 1.280 | 1.190 | 1.280 | 103,700 | 0.100 |  | 8.47 | 7 |
| ICON | Iconix Brand Group Inc. | 15.26 | 14.98 | 15.20 | 732,600 | 0.06 |  | 0.39 | 5 |
| ICOP | ICOP Digital Inc. | 0.3400 | 0.3200 | 0.3400 | 60,000 | 0.0000 |  | 0.00 | 5 |
| ICOPW | ICOP Digital Inc. | 0.0100 | 0.0100 | 0.0100 | 900 | 0.0100 |  | 50.00 | 5 |
| ICTG | ICT Group Inc. | 16.01 | 15.87 | 15.97 | 29,300 | 0.09 |  | 0.57 | 5 |
| ICUI | ICU Medical Inc. | 35.97 | 34.75 | 35.55 | 113,200 | 0.47 |  | 1.34 | 6 |
| ICXT | ICx Technologies Inc. | 7.590 | 7.230 | 7.360 | 135,900 | 0.140 |  | 1.87 | 6 |
| IDCC | InterDigital Inc. | 27.75 | 26.93 | 27.61 | 797,700 | 1.28 |  | 4.86 | 6 |
| IDIX | Idenix Pharmaceuticals Inc. | 2.870 | 2.790 | 2.840 | 190,700 | 0.030 |  | 1.07 | 7 |
| IDRA | Idera Pharmaceuticals Inc. | 5.150 | 4.950 | 5.100 | 38,600 | 0.150 |  | 3.03 | 6 |
| IDSA | Industrial Services of America Inc. | 11.73 | 11.52 | 11.52 | 17,700 | 0.12 |  | 1.03 | 6 |
| IDSY | I.D. Systems Inc. | 3.100 | 2.870 | 3.100 | 55,800 | 0.170 |  | 5.80 | 5 |
| IDTI | Integrated Device Technology Inc. | 5.980 | 5.860 | 5.960 | 2,795,000 | 0.100 |  | 1.71 | 6 |
| IDXX | IDEXX Laboratories Inc. | 56.53 | 55.76 | 55.95 | 227,400 | 0.20 |  | 0.36 | 7 |
| IESC | Integrated Electrical Services Inc. | 5.200 | 5.090 | 5.200 | 37,300 | 0.110 |  | 2.16 | 5 |
| IFAS | iShares FTSE EPRA/NAREIT Asia Index Fund | 29.06 | 28.95 | 28.95 | 3,400 | 0.21 |  | 0.72 | 4 |
| IFEU | iShares FTSE EPRA/NAREIT Europe Index | 28.34 | 28.33 | 28.33 | 500 | 0.12 |  | 0.43 | 5 |
| IFGL | iShares FTSE EPRA/NAREIT Global Real | 28.98 | 28.77 | 28.98 | 17,100 | 0.03 |  | 0.10 | 5 |
| IFLG | InfoLogix Inc. | 7.600 | 7.000 | 7.130 | 86,000 | 0.060 |  | 0.85 | 4 |
| IFLGD | INFOLOGIX INC. | 2.450 | 2.300 | 2.350 | 8,200 | 0.200 |  | 7.84 | 5 |
| IFNA | iShares FTSE EPRA/NAREIT North America | 34.59 | 34.59 | 34.59 | 100 | 0.27 |  | 0.79 | 6 |
| IFON | InfoSonics Corp | 1.170 | 1.100 | 1.150 | 31,200 | 0.000 |  | 0.00 | 5 |
| IFSB | Independence Federal Savings Bank | 1.650 | 1.240 | 1.650 | 4,000 | 0.180 |  | 12.24 | 6 |
| IFSIA | Interface Inc. | 11.05 | 10.65 | 10.85 | 974,000 | 0.55 |  | 5.34 | 7 |
| IFSM | iShares FTSE Developed Small Cap | 33.57 | 33.33 | 33.33 | 900 | 0.27 |  | 0.82 | 6 |
| IGLD | Internet Gold Golden Lines Ltd. | 32.25 | 29.94 | 31.15 | 87,500 | 2.21 |  | 7.64 | 7 |
| IGOI | iGo Inc | 1.250 | 1.210 | 1.210 | 174,200 | 0.030 |  | 2.42 | 6 |
| IGOV | ISHARES TRUST | 101.6 | 101.1 | 101.5 | 6,300 | 0.3 |  | 0.28 | 5 |
| IGTE | iGATE Corporation | 9.640 | 9.380 | 9.630 | 64,600 | 0.220 |  | 2.34 | 5 |
| III | Information Services Group Inc. | 3.670 | 3.510 | 3.670 | 60,300 | 0.110 |  | 3.09 | 7 |
| IIIIU | Information Services Group Inc. | 3.000 | 3.000 | 3.000 | 300 | 0.390 |  | 14.94 | 6 |
| IIIIW | Information Services Group Inc. | 0.0400 | 0.0400 | 0.0400 | 7,600 | 0.0300 |  | 42.86 | 5 |
| IIIN | Insteel Industries Inc. | 11.45 | 10.77 | 11.25 | 32,600 | 0.01 |  | 0.09 | 4 |
| IIJI | Internet Initiative Japan Inc. | 5.440 | 5.280 | 5.390 | 44,700 | 0.110 |  | 2.08 | 6 |
| IILG | INTERVAL LEISURE WI | 15.50 | 15.14 | 15.26 | 275,100 | 0.19 |  | 1.23 | 7 |
| IIN | IntriCon Corporation | 3.180 | 2.960 | 3.180 | 9,800 | 0.130 |  | 4.26 | 5 |
| IIVI | II-VI Incorporated | 33.07 | 32.14 | 32.88 | 168,600 | 0.62 |  | 1.92 | 4 |
| IKAN | Ikanos Communications Inc. | 2.700 | 2.600 | 2.650 | 62,500 | 0.000 |  | 0.00 | 6 |
| IKNX | Ikonics Corporation | 7.160 | 6.800 | 7.160 | 4,000 | 0.270 |  | 3.92 | 5 |
| ILMN | Illumina Inc. | 39.44 | 38.69 | 39.44 | 1,213,000 | 0.44 |  | 1.13 | 7 |
| IMAX | Imax Corporation | 16.21 | 15.60 | 16.02 | 4,337,000 | 0.27 |  | 1.71 | 6 |
| IMGN | ImmunoGen Inc. | 7.650 | 7.450 | 7.510 | 405,500 | 0.050 |  | 0.67 | 4 |
| IMKTA | Ingles Markets Incorporated | 14.94 | 14.67 | 14.83 | 103,000 | 0.23 |  | 1.58 | 5 |
| IMMR | Immersion Corporation | 4.680 | 4.590 | 4.650 | 120,000 | 0.050 |  | 1.09 | 6 |
| IMMU | Immunomedics Inc. | 3.590 | 3.440 | 3.490 | 1,081,600 | 0.040 |  | 1.16 | 7 |
| IMOS | ChipMOS TECHNOLOGIES (Bermuda) LTD. | 0.7400 | 0.7000 | 0.7300 | 89,400 | 0.0300 |  | 4.29 | 6 |
| INAP | Internap Network Services Corporation | 6.030 | 5.760 | 6.010 | 1,016,200 | 0.100 |  | 1.69 | 7 |
| INCB | Indiana Community Bancorp | 9.230 | 8.910 | 9.230 | 1,400 | 0.410 |  | 4.65 | 4 |
| INCY | Incyte Corporation | 12.80 | 12.36 | 12.42 | 3,493,200 | 0.17 |  | 1.35 | 5 |
| INDB | Independent Bank Corp. | 26.41 | 25.79 | 26.00 | 67,800 | 0.01 |  | 0.04 | 6 |
| INDM | United America Indemnity Ltd. | 9.000 | 8.800 | 8.960 | 78,400 | 0.050 |  | 0.56 | 5 |
| INDY | - YAHOO! FINANCE | 26.08 | 25.87 | 26.00 | 27,100 | 0.23 |  | 0.89 | 6 |
| INET | Internet Brands Inc. | 8.550 | 8.460 | 8.500 | 35,000 | 0.000 |  | 0.00 | 6 |
| INFA | Informatica Corporation | 26.90 | 26.58 | 26.77 | 814,800 | 0.00 |  | 0.00 | 5 |
| INFI | Infinity Pharmaceuticals Inc. | 6.420 | 6.020 | 6.410 | 21,700 | 0.020 |  | 0.31 | 5 |
| INFN | Infinera Corporation | 8.580 | 8.210 | 8.400 | 895,800 | 0.100 |  | 1.20 | 5 |
| INFY | Infosys Technologies Limited | 60.00 | 58.94 | 59.81 | 1,238,700 | 0.33 |  | 0.55 | 6 |
| INHX | Inhibitex Inc. | 1.460 | 1.300 | 1.320 | 169,700 | 0.120 |  | 8.33 | 6 |
| ININ | Interactive Intelligence Inc. | 20.00 | 19.64 | 19.86 | 99,600 | 0.10 |  | 0.51 | 7 |
| INMD | IntegraMed America Inc. | 8.370 | 7.930 | 8.170 | 19,100 | 0.040 |  | 0.49 | 7 |
| INOC | Innotrac Corporation | 1.560 | 1.500 | 1.500 | 5,000 | 0.040 |  | 2.74 | 5 |
| INOD | Innodata Isogen Inc | 5.380 | 5.000 | 5.330 | 121,600 | 0.230 |  | 4.51 | 5 |
| INPH | Interphase Corporation | 2.520 | 2.210 | 2.360 | 20,100 | 0.060 |  | 2.48 | 8 |
| INSM | Insmed Inc. | 1.260 | 1.170 | 1.230 | 1,834,300 | 0.050 |  | 4.24 | 6 |
| INSP | InfoSpace Inc. | 11.87 | 11.70 | 11.82 | 429,000 | 0.04 |  | 0.34 | 6 |
| INSU | Insituform Technologies Inc. | 27.43 | 26.66 | 27.12 | 327,100 | 0.33 |  | 1.20 | 6 |
| INSW | InsWeb Corporation | 4.800 | 4.690 | 4.700 | 7,100 | 0.000 |  | 0.00 | 7 |
| INTC | Intel Corporation | 21.29 | 20.91 | 21.19 | 58,440,100 | 0.25 |  | 1.19 | 6 |
| INTG | Intergroup Corporation (The) | 10.99 | 10.60 | 10.60 | 400 | 0.46 |  | 4.54 | 6 |
| INTT | inTest Corporation | 1.490 | 1.450 | 1.450 | 4,000 | 0.050 |  | 3.33 | 6 |
| INTU | Intuit Inc. | 34.55 | 33.86 | 34.47 | 4,693,800 | 0.52 |  | 1.53 | 7 |
| INTX | Intersections Inc. | 4.410 | 4.300 | 4.400 | 18,300 | 0.050 |  | 1.12 | 5 |
| INVE | SCM MICROSYSTEMS INC. | 1.720 | 1.550 | 1.670 | 41,500 | 0.070 |  | 4.02 | 4 |
| INWK | InnerWorkings Inc. | 5.460 | 5.360 | 5.400 | 140,400 | 0.010 |  | 0.18 | 7 |
| INXI | INX Inc. | 5.150 | 4.940 | 5.120 | 35,000 | 0.010 |  | 0.19 | 5 |
| IOSP | Innospec Inc. | 10.98 | 10.66 | 10.84 | 55,300 | 0.05 |  | 0.46 | 7 |
| IPAR | Inter Parfums Inc. | 13.60 | 13.33 | 13.56 | 64,300 | 0.11 |  | 0.82 | 6 |
| IPAS | iPass Inc. | 1.150 | 1.130 | 1.140 | 375,900 | 0.000 |  | 0.00 | 6 |
| IPCC | Infinity Property and Casualty | 44.78 | 44.08 | 44.25 | 46,100 | 0.04 |  | 0.09 | 5 |
| IPCI | INTELLIPHARMACEUTICS INTERNATIO- | 1.620 | 1.530 | 1.540 | 4,200 | 0.030 |  | 1.91 | 5 |
| IPCM | IPC The Hospitalist Company Inc. | 33.19 | 32.61 | 33.12 | 100,100 | 0.35 |  | 1.07 | 8 |
| IPGP | IPG Photonics Corporation | 16.12 | 15.00 | 16.00 | 812,100 | 0.51 |  | 3.29 | 5 |
| IPHS | Innophos Holdings Inc. | 25.57 | 25.03 | 25.29 | 383,200 | 0.03 |  | 0.12 | 5 |
| IPII | Imperial Industries Inc. | 0.6200 | 0.3700 | 0.4500 | 207,200 | 0.2100 |  | 31.82 | 5 |
| IPSU | Imperial Sugar Company | 15.65 | 15.10 | 15.14 | 91,400 | 0.16 |  | 1.05 | 6 |
| IPXL | Impax Laboratories, Inc. | 16.75 | 16.47 | 16.57 | 312,700 | 0.02 |  | 0.12 | 6 |
| IRBT | iRobot Corporation | 16.29 | 15.78 | 15.83 | 109,600 | 0.32 |  | 1.98 | 6 |
| IRDM | GHL ACQUISITION CORP | 8.650 | 8.050 | 8.600 | 529,600 | 0.150 |  | 1.78 | 6 |
| IRDMU | GHL ACQUISITION CP | 9.380 | 9.290 | 9.290 | 600 | 0.460 |  | 4.72 | 6 |
| IRDMW | GHL ACQUISITION CORP | 3.090 | 3.010 | 3.090 | 32,500 | 0.000 |  | 0.00 | 6 |
| IRDMZ | IRIDIUM COMMUNICATIO INC | 1.750 | 1.750 | 1.750 | 19,400 | 0.050 |  | 2.94 | 5 |
| IRET | Investors Real Estate Trust | 9.380 | 9.300 | 9.370 | 273,600 | 0.000 |  | 0.00 | 6 |
| IRETP | Investors Real Estate Trust | 27.00 | 25.75 | 27.00 | 2,700 | 1.00 |  | 3.85 | 6 |
| IRIS | IRIS International Inc. | 10.44 | 10.26 | 10.39 | 35,900 | 0.10 |  | 0.97 | 4 |
| IRIX | IRIDEX Corporation | 3.900 | 3.630 | 3.900 | 38,400 | 0.250 |  | 6.85 | 7 |
| IRSN | Irvine Sensors Corporation | 0.3700 | 0.3100 | 0.3300 | 518,800 | 0.0200 |  | 6.45 | 4 |
| IRWD | IRONWOOD PHARMACEUTICALS INC. | 12.70 | 12.41 | 12.65 | 55,700 | 0.01 |  | 0.08 | 4 |
| ISBC | Investors Bancorp Inc. | 13.35 | 13.01 | 13.33 | 158,800 | 0.28 |  | 2.15 | 6 |
| ISCA | International Speedway Corporation | 28.45 | 27.14 | 27.28 | 311,100 | 0.86 |  | 3.06 | 6 |
| ISHG | ISHARES TRUST | 102.0 | 101.6 | 101.6 | 8,700 | 0.1 |  | 0.13 | 5 |
| ISIG | Insignia Systems Inc. | 5.750 | 5.580 | 5.580 | 38,300 | 0.080 |  | 1.41 | 5 |
| ISIL | Intersil Corporation | 15.65 | 15.13 | 15.53 | 2,075,900 | 0.29 |  | 1.90 | 5 |
| ISIS | Isis Pharmaceuticals Inc. | 10.06 | 9.19 | 10.05 | 6,209,000 | 0.93 |  | 10.20 | 6 |
| ISLE | Isle of Capri Casinos Inc. | 7.780 | 7.560 | 7.750 | 112,200 | 0.160 |  | 2.11 | 7 |
| ISLN | Isilon Systems Inc. | 8.900 | 8.600 | 8.770 | 296,100 | 0.080 |  | 0.90 | 6 |
| ISNS | Image Sensing Systems Inc. | 14.15 | 13.34 | 13.36 | 4,100 | 0.49 |  | 3.54 | 6 |
| ISPH | Inspire Pharmaceuticals Inc. | 7.010 | 6.450 | 6.770 | 772,200 | 0.120 |  | 1.80 | 6 |
| ISRG | Intuitive Surgical Inc. | 360.0 | 354.6 | 357.4 | 302,700 | 1.8 |  | 0.50 | 6 |
| ISRL | Isramco Inc. | 68.79 | 60.54 | 66.83 | 2,100 | 7.00 |  | 11.70 | 5 |
| ISSC | Innovative Solutions and Support Inc. | 4.550 | 4.290 | 4.320 | 25,100 | 0.030 |  | 0.69 | 5 |
| ISSI | Integrated Silicon Solution Inc. | 8.550 | 8.370 | 8.450 | 220,300 | 0.040 |  | 0.48 | 5 |
| ISTA | ISTA Pharmaceuticals Inc. | 3.830 | 3.730 | 3.800 | 99,000 | 0.040 |  | 1.06 | 4 |
| ISYS | Integral Systems Inc. | 10.110 | 9.830 | 9.890 | 40,900 | 0.030 |  | 0.30 | 4 |
| ITIC | Investors Title Company | 35.24 | 34.30 | 34.50 | 16,100 | 0.10 |  | 0.29 | 7 |
| ITLN | Intellon Corporation | 7.470 | 7.330 | 7.330 | 130,200 | 0.100 |  | 1.35 | 5 |
| ITMN | InterMune Inc. | 39.50 | 37.36 | 38.39 | 15,481,000 | 15.09 |  | 64.76 | 7 |
| ITRI | Itron Inc. | 70.69 | 69.72 | 70.37 | 377,100 | 0.53 |  | 0.76 | 7 |
| ITRN | Ituran Location and Control Ltd. | 16.04 | 15.92 | 16.00 | 42,400 | 0.21 |  | 1.33 | 7 |
| ITWO | i2 Technologies Inc. | 19.84 | 19.55 | 19.73 | 714,400 | 0.06 |  | 0.30 | 5 |
| IUSA | infoGROUP Inc. | 7.900 | 7.870 | 7.890 | 268,500 | 0.020 |  | 0.25 | 6 |
| IVAC | Intevac Inc. | 15.55 | 15.21 | 15.49 | 54,100 | 0.08 |  | 0.52 | 6 |
| IVAN | Ivanhoe Energy Inc. | 3.450 | 3.360 | 3.410 | 751,900 | 0.020 |  | 0.58 | 4 |
| IXYS | IXYS Corporation | 9.360 | 8.470 | 9.130 | 161,200 | 0.590 |  | 6.91 | 7 |